Changeset 14a9d05

Timestamp:

07/07/04 17:48:32 (17 years ago)

Author:

Daniel Lawson <dlawson@…>

Branches:

4.0.1-hotfixes, cachetimestamps, develop, dpdk-ndag, etsilive, getfragoff, help, libtrace4, master, ndag_format, pfring, rc-4.0.1, rc-4.0.2, rc-4.0.3, rc-4.0.4, ringdecrementfix, ringperformance, ringtimestampfixes

Children:

90e4aa4

Parents:

a79ddbe

Message:

added get_direction

Location:

lib

Files:

• libtrace.h (modified) (1 diff)
• trace.c (modified) (1 diff)

lib/libtrace.h

@@ -363 +363 @@
                         int buflen);
 
+/** Get the direction flag, if it has one
+ * @param libtrace the libtrace opaque pointer
+ * @param buffer a point to a fille in buffer
+ * @param buflen the length of the buffer
+ * @returns a signed value containing the direction flag, or -1 if this is not supported
+ * @author Daniel Lawson
+ */
+int8_t get_direction(struct libtrace_t *libtrace,
+                      void *buffer,
+                      int buflen);
+
 /** Event types */
 typedef enum {

lib/trace.c

@@ -1100 +1100 @@
 }
 
-
+/** Get the direction flag, if it has one
+ * @param libtrace the libtrace opaque pointer
+ * @param buffer a point to a fille in buffer
+ * @param buflen the length of the buffer
+ * @returns a signed value containing the direction flag, or -1 if this is not supported
+ * @author Daniel Lawson
+ */
+int8_t get_direction(struct libtrace_t *libtrace,
+                      void *buffer,
+                      int buflen) {
+        
+        int8_t direction;
+        dag_record_t *erfptr = 0;
+        assert(libtrace);
+        assert(buffer);
+
+        switch(libtrace->format) {
+                case DAG:
+                case ERF:
+                case RTCLIENT:
+                        erfptr = (dag_record_t *)buffer;
+                        direction = erfptr->flags.iface;
+                        break;
+                default:
+                        direction = -1;
+        }
+        
+        return direction;
+        
+        
+}
+